Randomized Trial Comparing Carbonated Drink With Water as a Solvent for Colonoscopy Solution

A Prospective Randomized Trial in Comparison of Zero Calorie Carbonated Drink or Water as a Solvent in Sodium Phosphate for Colonoscopy

This prospective randomized trial will be conducted in all patients undergoing elective colonoscopies from February 2020 to August 2020 in Dowites Operation Theater Endoscopy suite by surgical unit III, Civil Hospital Karachi. Patient will be select randomly based on inclusion criteria. Patients will be advised to take 90ml of sodium phosphate in 800ml solvent ( zero calorie soft drink and water). Patients will be nil per oral from midnight aside from clear liquids. Serum electrolytes, urea, creatinine will be measured after and before bowel preparation. Bowel preparation will be assessed by consultant during endoscopy. Questionnaire will be filled by PI for palatability, tolerance of solution, adverse effects, and willingness to repeat the preparation.

This prospective randomized trial will be conducted in all patients undergoing elective colonoscopies from February 2020 to August 2020 in Dowites Operation Theater Endoscopy suite by surgical unit III, Civil Hospital Karachi. Patient will be select randomly based on inclusion criteria. Patients will be advised to take 90ml of sodium phosphate in 800ml solvent ( zero calorie soft drink and water). Patients will be nil per oral from midnight aside from clear liquids. Serum electrolytes, urea, creatinine will be measured after and before bowel preparation. Bowel preparation will be assessed by consultant during endoscopy. Questionnaire will be filled by PI for palatability, tolerance of solution, adverse effects, and willingness to repeat the preparation.

90ml of sodium phosphate will be added to 800ml of solvent and taken in divided doses one day prior to procedure. Whole solution will be finished 3 -4 hours before colonoscopy. The instructions about how to take the solution will be clearly explained at the time of booking. Complete Blood Count and hepatitis B and C screening as routine shall be done. All procedure will be carried out under monitored sedation by trained colorectal surgeon from the faculty

Inclusion Criteria:

• • Age > 18 years

  • Non-emergency / non urgent colorectal diseases (IBD, suspected colonic polyps, colorectal cancer)
  • Screening Colonoscopy

Exclusion Criteria:

• Age <18 years Pregnancy Intestinal obstruction Unfit patient Acute or serious illness Coagulopathy Unwilling patients